updated contributers and date

README.md

@@ -14,12 +14,13 @@ A contactless jukebox for the Raspberry Pi, playing audio files, playlists, podc
 
 * **Gitter Community** we got ourselves a gitter community; chat us up at https://gitter.im/phoniebox
 
-* **Phoniebox [2.1](https://github.com/MiczFlor/RPi-Jukebox-RFID/milestone/3?closed=1) released (2020-10-xx)**
+* **Phoniebox [2.1](https://github.com/MiczFlor/RPi-Jukebox-RFID/milestone/3?closed=1) released (2020-10-12)**
 
-The 2.1 release was pushed through the doors with many contributors (some of which in alphabetical order): @andreasbrett @BerniPi @ctietze @danielhammer @fredg02 @Groovylein @MalteHST @patrickweigelt @Piehti @themorlan @veloxidSchweiz @xn--nding-jua. [List of all contributors](https://github.com/MiczFlor/RPi-Jukebox-RFID/graphs/contributors)
+The 2.1 release was pushed through the doors with many contributors (some of which in alphabetical order): @andreasbrett @BerniPi @juhrmann @Luegengladiator @MarkusProchaska @MarlonKrug @patrickweigelt @princemaxwell @RalfAlbers @s-martin @themorlan @veloxidSchweiz @xn--nding-jua. [List of all contributors](https://github.com/MiczFlor/RPi-Jukebox-RFID/graphs/contributors)
 
 ## What's new in version 2.1?
 
+* Use [multiple readers](https://github.com/MiczFlor/RPi-Jukebox-RFID/pull/1012#issue-434052529) simultaneously
 * Improved [GPIO control](components/gpio_control/README.md) and integrated in **one-line install script**
 * Integrated selection of RFID readers in **one-line install script**
 * Improved handling of playlists in web UI